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* [PATCH 7/8] rx51_battery: remove unnecessary platform_set_drvdata()
@ 2013-05-06  4:23 Jingoo Han
  0 siblings, 0 replies; only message in thread
From: Jingoo Han @ 2013-05-06  4:23 UTC (permalink / raw)
  To: 'Anton Vorontsov'
  Cc: 'David Woodhouse', linux-kernel, Jingoo Han

The driver core clears the driver data to NULL after device_release
or on probe failure, since commit 0998d0631001288a5974afc0b2a5f568bcdecb4d
(device-core: Ensure drvdata = NULL when no driver is bound).
Thus, it is not needed to manually clear the device driver data to NULL.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
---
 drivers/power/rx51_battery.c |    5 +----
 1 files changed, 1 insertions(+), 4 deletions(-)

diff --git a/drivers/power/rx51_battery.c b/drivers/power/rx51_battery.c
index cbde1d6..8a6288d 100644
--- a/drivers/power/rx51_battery.c
+++ b/drivers/power/rx51_battery.c
@@ -216,10 +216,8 @@ static int rx51_battery_probe(struct platform_device *pdev)
 	di->bat.get_property = rx51_battery_get_property;
 
 	ret = power_supply_register(di->dev, &di->bat);
-	if (ret) {
-		platform_set_drvdata(pdev, NULL);
+	if (ret)
 		return ret;
-	}
 
 	return 0;
 }
@@ -229,7 +227,6 @@ static int rx51_battery_remove(struct platform_device *pdev)
 	struct rx51_device_info *di = platform_get_drvdata(pdev);
 
 	power_supply_unregister(&di->bat);
-	platform_set_drvdata(pdev, NULL);
 
 	return 0;
 }
-- 
1.7.2.5



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2013-05-06  4:23 [PATCH 7/8] rx51_battery: remove unnecessary platform_set_drvdata() Jingoo Han

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